A knife attacker who killed five people and injured several others in a Sydney shopping centre has been shot dead by police.Horrified shoppers looked on as the lone knifeman went on a stabbing spree on Saturday afternoon in the Westfield Bondi Junction centre.A New South Wales Police officer confronted the attacker and shot him dead as he faced her and raised a knife.

A knife attacker who killed five people and injured several others in a Sydney shopping centre has been shot dead by police.Horrified shoppers looked on as the lone knifeman went on a stabbing spree on Saturday afternoon in the Westfield Bondi Junction centre.A New South Wales Police officer confronted the attacker and shot him dead as he faced her and raised a knife.